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ACT-25 —

 P/N 53432:A 7/07/2008

3

Figure 2  Wiring Illustration: Signal from DAA in Riser Mode

Main Power 

Supply

DAA Cabinet

Remote Amplifier

 Cabinet

R

emote Amplifier Ca

binet

Main Power 

Supply

DAA Power 

Supply

O

rigin of 

Main 

Riser

AA

-3

0

/AA

-3

0E

AA-

100/

AA

-100E

or

AA-

120/

AA

-120E

A

A

-1

00/

AA-1

00E

or

A

A

-1

20/

AA-1

20E

Hig

h-

le

ve

Aud

io

DA

A

 

Di

g

ita

Audi

A

m

plifier

Se

No

te

 2

See

 

Note 2

XP

IQ

-AI

B

X

P

IQ

-AI

B1

XP

IQ

-AI

B

4

Optio

n

al 4-

wire

 

re

tu

rn

 fro

m

 la

st 

AC

T-

25

To

 o

the

AC

T-

25

s

Se

Note

 1

L

o

w-le

vel

 

Aud

io

Lo

w-l

eve

Au

di

o

Se

Note

 1

S

ee 

No

te

 1

DV

C

Lo

w-le

ve

A

udi

o

Remote Amplifier 

Cabinet

Mai

n P

ow

er 

Supply

To 

DVC

 out

puts 

(analo

g and 

digital)

See Notes on page 4.

Summary of Contents for NOTIFIER ACT-25

Page 1: ...es input from output It provides CMNR Common Mode Noise Rejection The low level signal created by the ACT 25 may be used to deliver audio to analog amplifiers as well as to the AUX B inputs of the DVC and DAA Refer to the Digital Audio Manual for more DVC and DAA information The ACT 25 provides electrical isolation between its input and output and attenuates the signal from high level audio to low...

Page 2: ...or Class B wiring arrangement and can be fed to the input of up to 500 ACT 25 units The outputs of each of the 500 ACT 25 transformers may then be used to feed a low level audio signal to the input of as many as 40 additional AA Series amplifiers The output of an ACT 25 supports Class B wiring only ...

Page 3: ... Riser AA 30 AA 30E AA 100 AA 100E or AA 120 AA 120E AA 100 AA 100E or AA 120 AA 120E High level Audio DAA Digital Audio Amplifier See Note 2 See Note 2 XPIQ AIB XPIQ AIB1 XPIQ AIB4 Optional 4 wire return from last ACT 25 To other ACT 25s See Note 1 Low level Audio Low level Audio See Note 1 See Note 1 DVC Low level Audio Remote Amplifier Cabinet Main Power Supply To DVC outputs analog and digital...

Page 4: ...8 terminal 9 or 10 on the AA 100 AA 100E or AA 120 AA 120E or to P2 terminal 1 or 8 of the AA 30 AA 30E The COMM terminal is intended for shielding of the output of the ACT 25 Connect to the common of the local power supply 2 This symbol indicates a local common in this case for power supply number three 3 Dotted lines indicate shield Refer to the appropriate fire system manual for further informa...

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